523  
CDUS41 KPHI 220746  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
343 AM EDT SAT SEP 22 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 21 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 1159 PM 91 1940 73 1 88  
1931  
MINIMUM 65 708 AM 34 1956 51 14 61  
AVERAGE 70 62 8 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 3.21 1979 0.17 -0.16 0.00  
MONTH TO DATE 3.34 3.07 0.27 3.80  
SINCE SEP 1 3.34 3.07 0.27 3.80  
SINCE JAN 1 44.43 32.84 11.59 42.94  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1896 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 16 49 -33 37  
SINCE SEP 1 16 49 -33 37  
SINCE JUL 1 16 60 -44 41  
 
COOLING  
YESTERDAY 5 1 4 10  
MONTH TO DATE 183 63 120 77  
SINCE SEP 1 183 63 120 77  
SINCE JAN 1 1222 742 480 885    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 6.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 800 AM  
LOWEST 64 200 PM  
AVERAGE 76  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 93 1980  
1931  
MINIMUM TEMPERATURE (F) 50 36 1997  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2018.....SUNRISE 649 AM EDT SUNSET 659 PM EDT  
SEPTEMBER 23 2018.....SUNRISE 650 AM EDT SUNSET 657 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page